Home / 154,568.28-231,885.69-47,950.11

Finding the Fourth Proportional to 154,568.28, 231,885.69 and 47,950.11

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Solution

The fourth proportional to 154,568.28, 231,885.69 and 47,950.11 is: 71,935.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,568.28 : 231,885.69 = 47,950.11 : x
  2. Step 2: Convert to fraction form
    154,568.28/231,885.69 = 47,950.11/x
  3. Step 3: Cross multiply
    154,568.28x = 231,885.69 × 47,950.11
  4. Step 4: Simplify right side
    154,568.28x = 11,118,944,163.11
  5. Step 5: Solve for x
    x = 11,118,944,163.11/154,568.28
  6. Step 6: Final answer
    x = 71,935.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.